Home / 134,216,173.98-185,216,549.40-75,478,821.48

Finding the Fourth Proportional to 134,216,173.98, 185,216,549.40 and 75,478,821.48

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Solution

The fourth proportional to 134,216,173.98, 185,216,549.40 and 75,478,821.48 is: 104,159,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,216,173.98 : 185,216,549.40 = 75,478,821.48 : x
  2. Step 2: Convert to fraction form
    134,216,173.98/185,216,549.40 = 75,478,821.48/x
  3. Step 3: Cross multiply
    134,216,173.98x = 185,216,549.40 × 75,478,821.48
  4. Step 4: Simplify right side
    134,216,173.98x = 13,979,926,867,304,202
  5. Step 5: Solve for x
    x = 13,979,926,867,304,202/134,216,173.98
  6. Step 6: Final answer
    x = 104,159,777.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.